| Other: | Structural formula: NH2CH2COOH  Molecular weight: 75.07
 Physicochemical properties: White crystal or crystalline powder, sweet and soluble in water. Density 1.1607, melting point 232-233℃ (blackened), 292℃ (decomposition) Almost insoluble in acetone and ether.
 Uses: In medicine, it can be used as a buffer for amino acid preparations, chlortetracycline and as a synthetic raw material for L-dopa, an anti-Parkinson's disease drug. In food, it can be used as an additive for condiments, creams and cheeses to extend its shelf life. In the case of feed, it is used as a pet feed additive. Used as a biochemical reagent and solvent in organic synthesis and biochemistry.
 Product packaging: 25kg composite kraft paper bag, carton or cardboard drum or according to customer needs.
 
	
		
			| Item | Index |  
			| Pharmaceutical Grade | Electronic grade |  
			| Content %≥ | 99.5 | 99.7 |  
			| Heavy metal %≤ | 0.001 | 0.0005 |  
			| Chloride (Cl) %≤ | 0.007 | 0.002 |  
			| Residue on ignition %≤ | 0.1 | 0.03 |  
			| Sulfate (SO42- )≤ | 0.005% | 0.002 |  
			| Hydrolyzate | Qualified | Qualified |  
			| Organic mixed volatiles | Qualified | Qualified |  
			| Iron (Fe) %≤ | 0.001 | 0.0005 |  
			| Ammonium salt (NH4+) %≤ | 0.01 | 0.005 |  
			| Arsenic (As) %≤ | 0.0001 | 0.0001 |  
			| Lead (Pb) %≤ | 0.0001 | 0.0001 |  
			| Pyrogen | no | no |  
			| Endotoxin | Qualified | Qualified |  
			| Readily Carbonizable Substance | Qualified | Qualified |  
			| PH value (5%) | 5.8-6.8 | 5.8-6.8 |  
			| Loss on drying (105°C/2H) % | 0.2 | 0.1 |  |